Unverified76% confidenceDecision RuleTime unknown
选购时把包倒空后按压背部与底部填充，回弹快且能盖住手指压痕深度的为合格缓冲材料；一压到底、无回弹的多为低密度海绵，防摔性能差
1
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76%
Confidence
Long-term
Relevance
-
First Seen
Sources
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